Memory stick



FIG. 1 is a top front perspective view of the memory stick in accordance with the design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a bottom rear perspective view thereof.

The broken lines of FIGS. 1-8 illustrate unclaimed portions of the article that form no part of the claimed design. 

CLAIM The ornamental design for a memory stick, as shown and described. 